CN106095158A - The system that the computational methods of light target displacement vector, device and control cursor move - Google Patents

The system that the computational methods of light target displacement vector, device and control cursor move Download PDF

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Publication number
CN106095158A
CN106095158A CN201610340350.1A CN201610340350A CN106095158A CN 106095158 A CN106095158 A CN 106095158A CN 201610340350 A CN201610340350 A CN 201610340350A CN 106095158 A CN106095158 A CN 106095158A
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pressure transducer
force value
reference point
coordinate system
pressure
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CN106095158B (en
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李蕾
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Hisense Visual Technology Co Ltd
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Qingdao Hisense Electronics Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03547—Touch pads, in which fingers can move on a surface

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)

Abstract

The embodiment of the invention discloses the computational methods of a kind of smooth target displacement vector, device and control the system that cursor moves, relating to electronic technology field, in order to reduce cursor shift phenomenon, improving mobile accuracy and stability.In the present invention, detection is pressed, by user, the force value that first to fourth pressure transducer being distributed in four different directions is produced by touch pad respectively；According to the first force value and the 3rd force value and described first and described 3rd pressure transducer distance respectively and between described first reference point, determine the horizontal displacement vector that light is marked in the horizontal direction of screen, and according to the second force value and the 4th force value and described second and described 4th pressure transducer distance respectively and between described first reference point, determine the vertical displacement vectors that described light is marked in the vertical direction of described screen；Thus solve the problems referred to above.

Description

The system that the computational methods of light target displacement vector, device and control cursor move
Technical field
The present invention relates to electronic technology field, particularly relate to computational methods, device and the control of a kind of smooth target displacement vector The system that cursor processed moves.
Background technology
Air mouse, it is possible to the most empty Mus, refers to, on the basis of wireless mouse, add the MEMS such as gyroscope (micro- Mechatronic Systems, Micro-Electro-Mechanical System) product operate on the table so that mouse is not required to put.
Current air mouse mainly utilizes the data that gyroscope exports, by gyroscope self three axle cursor virtual space Three-dimensional cursor, calculates the mobile vector that each light is put on, and then control cursor moves.
But, due to problems such as the algorithm during the calculating of gyroscope its data and manufacturing process, only at light parameter Between the goodness of fit higher in the case of can calculate the displacement vector that each light is put on, and when three axle cursors of gyroscope are with empty Between three-dimensional cursor time relatively large deviation occurs, arise that cursor shift phenomenon；It addition, during using for a long time, also can The error in data gradually accumulated, and then the stability that impact is overall occur.
Summary of the invention
The present invention provides the computational methods of a kind of smooth target displacement vector, device and controls the system that cursor moves, in order to Reduce cursor shift phenomenon, improve mobile accuracy and stability.
The invention provides the calculating device of a kind of smooth target displacement vector, this device includes:
Touch pad；
It is arranged on first to fourth pressure transducer on the downside of touch pad, described first pressure transducer and described 3rd pressure Force transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer and the described 4th Pressure transducer may be contained within vertical direction and is oppositely arranged along described first reference point and described first to fourth pressure sensing Device is in same plane, is pressed described touch pad to being distributed in the first to fourth of described four direction for detection by user The force value that pressure transducer produces respectively；
Processing unit, for according to the first force value and the 3rd force value and described first and described 3rd pressure pass Sensor distance respectively and between described first reference point, determines the horizontal displacement vector that light is marked in the horizontal direction of screen, And according to the second force value and the 4th force value and described second and described 4th pressure transducer respectively with described first ginseng Distance between examination point, determines the vertical displacement vectors that described light is marked in the vertical direction of described screen；Wherein, described first Detected by described first to fourth pressure transducer successively to the 4th force value.
Present invention also offers and a kind of control the system that cursor moves, this system includes: remote controller and display device；
Described remote controller includes: touch pad, first to fourth pressure transducer, first processor；
Described first to fourth pressure transducer, is arranged on the downside of described touch pad, described first pressure transducer and institute State the 3rd pressure transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer and institute State the 4th pressure transducer may be contained within vertical direction and be oppositely arranged along described first reference point and described first to fourth pressure Force transducer is in same plane, is pressed described touch pad to being distributed in the first of described four direction for detection by user The force value produced respectively to the 4th pressure transducer；
Described first processor, for according to the first force value and the 3rd force value and described first and the described 3rd Pressure transducer distance respectively and between described first reference point, determines the horizontal displacement that light is marked in the horizontal direction of screen Vector, and according to the second force value and the 4th force value and described second and described 4th pressure transducer respectively with described Distance between first reference point, determines the vertical displacement vectors that described light is marked in the vertical direction of described screen；And will be really The horizontal displacement vector vertical displacement vectors made is sent to described display device；Wherein, described first to fourth force value Detected by described first to fourth pressure transducer successively；
Described display device, for according to the horizontal displacement vector vertical displacement vectors received, controlling described cursor Move on the screen.
Present invention also offers and a kind of control the system that cursor moves, this system includes:
Remote controller and display device；
Described remote controller includes: touch pad, first to fourth pressure transducer, transmitting element；
Described first to fourth pressure transducer, is arranged on the downside of described touch pad, described first pressure transducer and institute State the 3rd pressure transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer and institute State the 4th pressure transducer may be contained within vertical direction and be oppositely arranged along described first reference point and described first to fourth pressure Force transducer is in same plane, is pressed described touch pad to being distributed in the first of described four direction for detection by user The force value produced respectively to the 4th pressure transducer；
Described transmitting element, for first to fourth pressure that will be detected by described first to fourth pressure transducer Value, is sent to described display device；
Described display device, for according to described first force value and the 3rd force value and described first and described the Three pressure transducers distance respectively and between described first reference point, determines the horizontal position that light is marked in the horizontal direction of screen Move vector, and according to described second force value and the 4th force value and described second and described 4th pressure transducer respectively And the distance between described first reference point, determines the vertical displacement vectors that described light is marked in the vertical direction of described screen； And according to the horizontal displacement vector vertical displacement vectors received, control described cursor and move on the screen.
Present invention also offers the computational methods of a kind of smooth target displacement vector, the method includes:
Detection is pressed touch pad by user and is distinguished first to fourth pressure transducer being distributed in four different directions The force value produced；Wherein, described first to fourth pressure transducer is arranged on the downside of touch pad and described first to fourth Pressure transducer is in same plane, and described first pressure transducer and described 3rd pressure transducer may be contained within level side To and be oppositely arranged along the first reference point, described second pressure transducer and described 4th pressure transducer may be contained within Vertical Square To and be oppositely arranged along described first reference point；
According to the first force value and the 3rd force value and described first and described 3rd pressure transducer respectively with described Distance between first reference point, determines the horizontal displacement vector that light is marked in the horizontal direction of screen, and according to the second pressure Value and the 4th force value and described second and described 4th pressure transducer respectively and between described first reference point away from From, determine the vertical displacement vectors that described light is marked in the vertical direction of described screen；Wherein, described first to fourth force value Detected by described first to fourth pressure transducer successively.
From technique scheme it can be seen that the invention provides a scheme and control cursor move scheme, first, this Bright merely with four pressure transducers being positioned at different directions being arranged on the downside of touch pad, i.e. may recognize that user is to touch pad Pressing operation；It is then also possible to according to the pressing operation recognized, control light is marked on screen and moves；So, the present invention is real Show cursor control program based on pressure sensitive.In the present invention, it is only necessary to be oppositely arranged four pressure transducers two-by-two, its In, the first pressure transducer and the 3rd pressure transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, second Pressure transducer and the 4th pressure transducer may be contained within vertical direction and be oppositely arranged along same first reference point, it is seen then that the One to the 4th pressure transducer is arranged at four different directions, aforementioned four pressure transducer can detect pressed by user tactile Template is to force value produced by four different directions, and the position being distributed according to four pressure transducers, identifies that user presses The operation of pressure touch pad；And then calculate, according to the pressing operation recognized, the vertical position of horizontal displacement vector that light is marked on screen Move vector, thus control light and be marked on screen and move；So, the invention provides a kind of cursor controlling party based on pressure sensitive Case, it is to avoid owing to rotating the impact producing gyroscope in prior art, improves precision and stability that cursor controls.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in embodiment being described below required for make Accompanying drawing briefly introduce, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for this From the point of view of the those of ordinary skill in field, on the premise of not paying creative work, it is also possible to obtain it according to these accompanying drawings His accompanying drawing.
Fig. 1 is the schematic flow sheet of the computational methods of a kind of smooth target displacement vector in the embodiment of the present invention；
Fig. 2 (a) is the distribution situation schematic diagram of a kind of pressure transducer in the embodiment of the present invention；
Fig. 2 (b) is the schematic flow sheet of a kind of cursor control program based on pressure sensitive；
Fig. 2 (c) is to detect in the embodiment of the present invention that user occurs the schematic diagram of pressing operation；
Fig. 3 is the distribution situation schematic diagram of the another kind of pressure transducer in the embodiment of the present invention；
Fig. 4 is the distribution situation schematic diagram of the another kind of pressure transducer in the embodiment of the present invention；
Fig. 5 is the structural representation calculating device of a kind of smooth target displacement vector in the embodiment of the present invention；
Fig. 6 is a kind of structural representation controlling the system that cursor moves in the embodiment of the present invention；
Fig. 7 is the another kind of structural representation controlling the system that cursor moves in the embodiment of the present invention.
Detailed description of the invention
In order to make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing the present invention made into One step ground describes in detail, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole enforcement Example.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise All other embodiments, broadly fall into the scope of protection of the invention.
The embodiment of the present invention can apply in various types of mouse and remote controller, in the most various air mouse. In embodiments of the present invention, pressure transducer can be arranged at air mouse or intelligent remote controller (for convenience, below may be used Be generically and collectively referred to as remote controller) touch pad on the downside of, in order to identifying that user presses the operation of the touch pad of remote controller, then will get Data are mapped as effectively controlling data, and then realize controlling the light target scheme on screen.
Fig. 1 shows the schematic flow sheet of the computational methods of a kind of smooth target displacement vector in the embodiment of the present invention, as Shown in Fig. 1, this flow process may include that
Step 11: detection is pressed the touch pad first to fourth pressure transducer to being distributed in four different directions by user The force value produced respectively；Wherein, first to fourth pressure transducer is arranged on the downside of touch pad and first to fourth pressure Force transducer is in same plane, and the first pressure transducer and the 3rd pressure transducer may be contained within horizontal direction and along first Reference point is oppositely arranged, the second pressure transducer and the 4th pressure transducer may be contained within vertical direction and along the first reference point phase To setting.
Step 12: according to the first force value and the 3rd force value and first and the 3rd pressure transducer respectively with first Distance between reference point, determines the horizontal displacement vector that light is marked in the horizontal direction of screen, and according to the second force value with 4th force value and second and the 4th pressure transducer distance respectively and between the first reference point, determines that light is marked on screen Vertical direction on vertical displacement vectors；Wherein, first to fourth force value is successively by first to fourth pressure transducer inspection Measure.
Optionally, in step 12, according to described first and described 3rd pressure transducer respectively with described first reference Distance between point, determines respectively for representing distance between described first pressure transducer and described first reference point First parameter and for representing the 3rd parameter of distance between described 3rd pressure transducer and described first reference point；By institute The product stating the first force value and described first parameter is defined as the first product, and by described 3rd force value and described 3rd ginseng The product of number is defined as the 3rd product, according to the difference of described first product Yu described 3rd product, determines that light is marked on screen Horizontal displacement vector in horizontal direction；According to described second and described 4th pressure transducer respectively with described first reference point Between distance, determine respectively for represent distance between described second pressure transducer and described first reference point Two parameters and for representing the 4th parameter of distance between described 4th pressure transducer and described first reference point；By described Second force value is defined as the second product with the product of described second parameter, and by described 4th force value and described 4th parameter Product be defined as the 4th product, according to the difference of described second product Yu described 4th product, determine that light is marked on the water of screen Vertical displacement vectors square upwards；Wherein, first～the 4th parameter can be weighted value or vector, if as a example by vector, then lead to Cross the first force value and primary vector seeks the first product, seek the second product according to the second force value and secondary vector, the like. XOR uses the change of corresponding mathematics, tries to achieve identical result.Here, the process of mathematics change is not limited.
Optionally, in above-mentioned steps 11, the first pressure transducer and the 3rd pressure transducer are symmetrical along the first reference point Arranging, the second pressure transducer and the 4th pressure transducer are symmetrical arranged along the first reference point；Further, first to fourth pressure passes The sensor air line distance away from the first reference point is equal.
Optionally, after above-mentioned steps 11, before above-mentioned steps 12, the first pressure transducer and the 3rd pressure are passed Line between sensor, is set to calculate the transverse axis under device coordinate system, by the second pressure transducer and the 4th pressure transducer Between line, be set in advance as calculating the longitudinal axis under device coordinate system；It is set to the first reference point calculate device coordinate system Under initial point；And the coordinate system being made up of transverse axis, the longitudinal axis and initial point, it is set to calculate device coordinate system；In above-mentioned steps In 12, the cursor that the initial point calculated under device coordinate system is mapped as on screen is presently in location point, device coordinate will be calculated X direction under Xi is mapped as the horizontal direction under screen coordinate system, is mapped as by the y direction calculated under device coordinate system Vertical direction under screen coordinate system；Utilize pre-set for characterize calculating device coordinate system and screen coordinate system between The mapping ruler of proportionate relationship, poor according to first between the first force value and the 3rd force value calculated under device coordinate system Value, calculates the horizontal displacement vector of the horizontal direction that light is marked under screen coordinate system, according to second calculated under device coordinate system The second difference between force value and the 4th force value, the vertical displacement calculating the vertical direction that light is marked under screen coordinate system is vowed Amount.
Particularly, because the first pressure transducer and the 3rd pressure transducer are symmetrical arranged along the first reference point, second Pressure transducer and the 4th pressure transducer are symmetrical arranged along the first reference point；Further, first to fourth pressure transducer is away from The air line distance of one reference point is equal.So the parameter of first to fourth distance value is identical.For example, with parameter as weighted value As a example by, when the situation that first to fourth pressure transducer air line distance away from the first reference point is equal, weigh first to fourth Weight values is all set as 1.Impact on force value is the impact with proportion, does not therefore save the disposal ability of computer, now may be used With directly with the first difference between the first force value and the 3rd force value, calculate light and be marked on the horizontal direction under screen coordinate system Horizontal displacement vector, with the second difference between the second force value and the 4th force value, calculate light and be marked under screen coordinate system The vertical displacement vectors of vertical direction.
Optionally, after above-mentioned steps 11, before above-mentioned steps 12, it is judged that first to fourth force value is the biggest In preset pressure threshold value, if it is, pressing operation to be defined as effective pressing operation, and produced according to effective pressing operation Raw force value, determines horizontal displacement vector vertical displacement vectors；Otherwise, pressing operation is defined as invalid pressing behaviour Make, and ignore force value produced by invalid pressing operation.
Generally, present invention have the advantage that
First, the present invention provides a kind of cursor control program based on pressure sensitive, and the present invention can utilize remote controller) in Touch pad obtain and pressed pressure data produced by this touch pad by user, and be mapped as the pressure data got controlling Data, and then realize the cursor control in screen；Produced by user's pressing operation, pressure typically will not be by outside other Power affects, and therefore cursor control program based on pressure sensitive does not haves the coordinate offset phenomenon caused by external force, thus carries Precision that high cursor controls and degree of stability, and then improve the overall performance of remote controller.
Second, the cursor control program based on pressure sensitive that the present invention provides can have the intelligence of screen eventually with various End (i.e. display device) with the use of.It is to say, remote controller based on pressure sensitive provided by the present invention may be used for control Make the equipment such as various intelligent television, panel computer, notebook computer, desktop computer, even realize the long-range behaviour to intelligent terminal Make.
The cursor control program based on pressure sensitive provided the present invention below is illustrated description in detail.
The embodiment of the present invention only needs, by four pressure transducers, to add to according to specified layout under the touch pad of remote controller Side, and the force value that pressure transducer detects is passed to processor within remote controller (or referred to as processing unit, computing unit Deng), processor carry out follow-up data process, or, the force value that pressure transducer detects is directly passed to supporting showing Showing device, is directly carried out follow-up data process and controls cursor and move by display device.
As the preferred implementation of one, Fig. 2 (a) shows dividing of a kind of pressure transducer in the embodiment of the present invention Cloth situation schematic diagram, as shown in Fig. 2 (a), wherein, P1～P4It is respectively four pressure transducers, and according to the most successively Distribution, and, pressure transducer P1～P4All may be contained within the downside of the touch pad of remote controller, and P1～P4It is generally aligned in the same plane, pressure Force transducer P1With pressure transducer P3It is horizontally oriented and is symmetrical arranged along reference point O', pressure transducer P2Pass with pressure Sensor P4Vertically and along reference point O' it is symmetrical arranged.
In embodiments of the present invention, can build calculate device coordinate system according to the distribution situation of above-mentioned pressure transducer.
First, by pressure transducer P1With pressure transducer P3Between line, be set to calculate device coordinate system horizontal stroke Axle.
Further, by pressure transducer P2With pressure transducer P4Between line, be set to calculate the vertical of device coordinate system Axle.
Finally, it is set to calculate the initial point O' of device coordinate system with above-mentioned cross point horizontally and vertically, i.e. reference point O'.
Certainly, above-mentioned calculating device coordinate system is only one citing description, when pressure transducer has different distributions situation Time, the embodiment of the present invention can also build according to the actual distribution situation of pressure transducer and calculate device coordinate system, the most no longer Repeating one by one, the embodiment of the present invention only, as a example by the distribution situation of a kind of pressure transducer with typical meaning, is illustrated Describe.
After arranged calculating device coordinate system by above-mentioned steps, the embodiment of the present invention can provide a kind of based on pressure The cursor control program of sensing, Fig. 2 (b) shows the schematic flow sheet of a kind of cursor control program based on pressure sensitive, as Shown in Fig. 2 (b), this flow process may include that
Step 201: whether detection user occurs to press the operation of the touch pad of remote controller, if it is, continue executing with step Rapid 202, otherwise, terminate flow process.
When implementing, in embodiments of the present invention, a preset pressure threshold value can be pre-set, in order to identify user Whether pressing the operation of touch pad, this is due in actual applications, and user may touch touch pad unintentionally, but due to When pressure value produced by user's touch control operation unintentionally is not up to preset pressure threshold value, ignore the operation of user, if used When pressure value has met or exceeded preset pressure threshold value produced by the touch control operation at family or pressing operation, identify that user is current Operation is effective pressing operation.
Concrete, it can be determined that whether first to fourth force value is all higher than preset pressure threshold value, if it is, will pressing Operation is defined as effective pressing operation, and according to force value produced by effective pressing operation, determines horizontal displacement vector Vertical displacement vectors, i.e. continues executing with following steps 202；Otherwise, pressing operation is defined as invalid pressing operation, and ignores Force value produced by invalid pressing operation, i.e. terminates flow process.
Step 202: obtain by vector produced by the effective pressing operation of user
When implementing, Fig. 2 (c) shows the schematic diagram detecting in the embodiment of the present invention that user occurs pressing operation, There is the application point of pressing operation using the A' point in Fig. 2 (c) as user as a example by, the embodiment of the present invention can define vector
Wherein, μAFor from pressure transducer P1Depositor in obtain current pressure numerical value；
νAFor from pressure transducer P2Depositor in obtain current pressure numerical value；
ωAFor from pressure transducer P3Depositor in obtain current pressure numerical value；
δAFor from pressure transducer P4Depositor in obtain current pressure numerical value.
It should be noted that in embodiments of the present invention, pressure transducer can detect pressure by capacitance variation Value change.
Further, in embodiments of the present invention, μA、νA、ωA、δAIt is non-negative numerical value, i.e. the embodiment of the present invention can be passed through The numerical value of four pressure transducers represents a specific pressure press points on touch pad.
Step 203: obtain the pressure vector A of A' point.
When implementing, the embodiment of the present invention is being obtained by user effective pressing operation institute by above-mentioned steps 202 The pressure vector producedAfterwards, need to be converted to the pressure vector got to be used for table under calculating device coordinate system Levy the pressure vector A being pressed degree of pressure produced by touch pad and active position by user.
First, the embodiment of the present invention can the distance according to the distribution arrangement of pressure transducer with the first reference point be determined Four unit direction vectors of justice, wherein:
At pressure transducer P1Unit direction vector corresponding to direction is:
At pressure transducer P2Unit direction vector corresponding to direction is:
At pressure transducer P3Unit direction vector corresponding to direction is:
At pressure transducer P4Unit direction vector corresponding to direction is:
The unit direction matrix being made up of above unit direction vector is:
Still there is the application point of pressing operation using the A' point in Fig. 2 (c) as user as a example by, the pressure vector of A' point
Wherein, αA、βA、γA、θAMeet following condition:
|αA+βA+γA+θA|=0 and αA=-γA, βA=-θA
Step 204: pressure vector is mapped as the motion vector under screen coordinate system
When implementing, pressure vector is mapped as the motion vector under screen coordinate systemBelow equation one can be passed through Obtain:
Above-mentioned formula one is
Wherein, K is positive number and K is constant, αANumerical value by pressure transducer P1With pressure transducer P3Carry out relative to force Calculate after counteracting, βANumerical value by pressure transducer P2With pressure transducer P4Calculate after carrying out the counteracting of relative to force Draw.
Finally, the motion vector of cursor displacement and moving direction is calculated
So, algorithm above cursor control program based on pressure sensitive can be realized.
As the preferred implementation of another kind, Fig. 3 shows the another kind of pressure transducer in the embodiment of the present invention Distribution situation schematic diagram, as it is shown on figure 3, wherein, P1～P4It is respectively four pressure transducers, and according to the most successively Distribution, and, pressure transducer P1～P4All may be contained within the downside of the touch pad of remote controller, and P1～P4It is generally aligned in the same plane, pressure Force transducer P1With pressure transducer P3It is horizontally oriented and is oppositely arranged along reference point O', pressure transducer P2Pass with pressure Sensor P4Vertically and along reference point O' it is oppositely arranged.
In embodiments of the present invention, can build calculate device coordinate system according to the distribution situation of above-mentioned pressure transducer.
First, by pressure transducer P1With pressure transducer P3Between line, be set to calculate device coordinate system horizontal stroke Axle.
Further, by pressure transducer P2With pressure transducer P4Between line, be set to calculate the vertical of device coordinate system Axle.
Finally, it is set to calculate the initial point O' of device coordinate system with above-mentioned cross point horizontally and vertically, i.e. reference point O'.
Certainly, above-mentioned calculating device coordinate system is only one citing description, when pressure transducer has different distributions situation Time, the embodiment of the present invention can also build according to the actual distribution situation of pressure transducer and calculate device coordinate system, the most no longer Repeating one by one, the embodiment of the present invention only, as a example by the distribution situation of a kind of pressure transducer with typical meaning, is illustrated Describe.
In embodiments of the present invention, the step of cursor control program based on pressure sensitive and above-mentioned steps 201～204 phase Seemingly, except for the difference that, the embodiment of the present invention needs to arrange different lists according to the distribution situation of pressure transducer as illustrated in FIG. 3 Position direction vector and unit direction matrix, say, that in actual applications, if needing to adjust pressure transducer P1～P4's Layout, then have only to according to pressure transducer P1～P4Respectively with distance or the mutual distance of initial point O', for pressure transducer P1~ P4It is provided with different unit direction vectorsOr different weighted values, and then according to by pressure transducer P1～P4Institute Unit direction vector E corresponding respectively carries out next step computing, finally, calculates the displacement of cursor displacement and moving direction Vector
As the preferred implementation of another kind, Fig. 4 shows the another kind of pressure transducer in the embodiment of the present invention Distribution situation schematic diagram, as shown in Figure 4, wherein, P1～P4It is respectively four pressure transducers, and according to the most successively Distribution, and, pressure transducer P1～P4May be contained within the downside of the touch pad of remote controller, and P1～P4It is generally aligned in the same plane, pressure Sensor P1With pressure transducer P3It is horizontally oriented and is oppositely arranged along reference point O', pressure transducer P2With pressure sensing Device P4Vertically and along reference point O' it is oppositely arranged.
In embodiments of the present invention, can build calculate device coordinate system according to the distribution situation of above-mentioned pressure transducer.
First, by pressure transducer P1With pressure transducer P3Between line, be set to calculate device coordinate system horizontal stroke Axle.
Further, by pressure transducer P2With pressure transducer P4Between line, be set to calculate the vertical of device coordinate system Axle.
Finally, it is set to calculate the initial point O' of device coordinate system with above-mentioned cross point horizontally and vertically, i.e. reference point O'.
Certainly, above-mentioned calculating device coordinate system is only one citing description, when pressure transducer has different distributions situation Time, the embodiment of the present invention can also build according to the actual distribution situation of pressure transducer and calculate device coordinate system, the most no longer Repeating one by one, the embodiment of the present invention only, as a example by the distribution situation of a kind of pressure transducer with typical meaning, is illustrated Describe.
In embodiments of the present invention, the step of cursor control program based on pressure sensitive and above-mentioned steps 201～204 phase Seemingly, except for the difference that, the embodiment of the present invention needs to arrange different lists according to the distribution situation of pressure transducer as illustrated in FIG. 3 Position direction vector and unit direction matrix, say, that in actual applications, if needing to adjust pressure transducer P1～P4's Layout, then have only to according to pressure transducer P1～P4Respectively with distance or the mutual distance of initial point O', for pressure transducer P1~ P4It is provided with different unit direction vectorsOr different weighted values, and then according to by pressure transducer P1～P4Institute Unit direction vector E corresponding respectively carries out next step computing, finally, calculates the displacement of cursor displacement and moving direction Vector
At pressure transducer P1～P4Around the first reference point be symmetrical arranged time, can be according to pressure transducer P1Pressure Value and pressure transducer P3The difference of force value determine the horizontal displacement vector that light is marked in the horizontal direction of screen, detailed Say, if pressure transducer P1Force value more than pressure transducer P3Force value, then the direction vector of pressure difference value is along pressure Sensor P3Towards pressure transducer P1Direction, the size of pressure difference value is pressure transducer P1Force value and pressure sensing Device P3The absolute value of difference of force value, according to the size of the vector pressure difference value of pressure difference value, and the coordinate of correspondence closes System can map out the horizontal displacement vector that light is marked in the horizontal direction of screen；If pressure transducer P1Force value less than pressure Force transducer P3Force value, then the direction vector of pressure difference value is along pressure transducer P1Direction towards pressure transducer P3, The size of pressure difference value is pressure transducer P1Force value and pressure transducer P3The absolute value of difference of force value, according to pressure The size of the vector pressure difference value of power difference, and the coordinate relation of correspondence can map out light and be marked on the level side of screen Horizontal displacement vector upwards.According to pressure transducer P2Force value and pressure transducer P4The difference of force value, determine light The process of the vertical displacement vectors being marked in the vertical direction of screen is similar to the above process, is not repeated at this.
From technique scheme it can be seen that the invention provides the numerical procedure of a kind of smooth target displacement vector, first, The present invention, merely with four pressure transducers being positioned at different directions being arranged on the downside of touch pad, i.e. may recognize that user is to touching The pressing operation of template；It is then also possible to according to the pressing operation recognized, control light is marked on screen and moves；So, this Bright achieve cursor control program based on pressure sensitive.In the present invention, it is only necessary to be oppositely arranged four pressure sensings two-by-two Device, wherein, the first pressure transducer and the 3rd pressure transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, Second pressure transducer and the 4th pressure transducer may be contained within vertical direction and be oppositely arranged along same first reference point, can Seeing, first to fourth pressure transducer is arranged at four different directions, and aforementioned four pressure transducer can detect by user Pressing touch pad is to force value produced by four different directions, and the position being distributed according to four pressure transducers, identifies User presses the operation of touch pad；And then calculate, according to the pressing operation recognized, the horizontal displacement vector that light is marked on screen Vertical displacement vectors, thus control light and be marked on screen and move；So, the invention provides a kind of cursor based on pressure sensitive Control program, it is to avoid owing to rotating the impact that gyroscope is produced in prior art, improve precision that cursor controls and Stability.
Based on identical technology design, the embodiment of the present invention also provides for the calculating device of a kind of smooth target displacement vector, Fig. 5 Show the structural representation calculating device of a kind of smooth target displacement vector in the embodiment of the present invention, as it is shown in figure 5, this dress Put and include:
Touch pad 51；
It is arranged on first to fourth pressure transducer 52 on the downside of touch pad 51, described first pressure transducer and described the Three pressure transducers may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer and described the Four pressure transducers may be contained within vertical direction and are oppositely arranged along described first reference point and described first to fourth pressure biography Sensor is in same plane, is pressed described touch pad to being distributed in the first of described four direction to for detection by user The force value that four pressure transducers produce respectively；
Processing unit 53, for according to the first force value and the 3rd force value and described first and described 3rd pressure Sensor distance respectively and between described first reference point, determines that the horizontal displacement that light is marked in the horizontal direction of screen is vowed Amount, and according to the second force value and the 4th force value and described second and described 4th pressure transducer respectively with described the Distance between one reference point, determines the vertical displacement vectors that described light is marked in the vertical direction of described screen；Wherein, described First to fourth force value is detected by described first to fourth pressure transducer successively.
Optionally, described processing unit 53 specifically for: according to described first and described 3rd pressure transducer respectively with Distance between described first reference point, determines respectively for representing described first pressure transducer and described first reference point Between distance the first parameter and for representing distance between described 3rd pressure transducer and described first reference point 3rd parameter；The product of described first force value Yu described first parameter is defined as the first product, and by described 3rd pressure Value is defined as the 3rd product, according to the difference of described first product Yu described 3rd product, really with the product of described 3rd parameter Determine the horizontal displacement vector that light is marked in the horizontal direction of screen；According to described second and described 4th pressure transducer respectively with Distance between described first reference point, determines respectively for representing described second pressure transducer and described first reference point Between distance the second parameter and for representing distance between described 4th pressure transducer and described first reference point 4th parameter；The product of described second force value Yu described second parameter is defined as the second product, and by described 4th pressure Value is defined as the 4th product, according to the difference of described second product Yu described 4th product, really with the product of described 4th parameter Determine the vertical displacement vectors that light is marked in the horizontal direction of screen；Wherein, first～the 4th parameter can be weighted value or vector.
Optionally, described first pressure transducer sets along described first reference point symmetry with described 3rd pressure transducer Putting, described second pressure transducer is symmetrical arranged along described first reference point with described 4th pressure transducer；Further, described One to the 4th pressure transducer air line distance away from described first reference point is equal.
Optionally, described processing unit 53 is additionally operable to: before determining described horizontal displacement vector vertical displacement vectors, By the line between described first pressure transducer and described 3rd pressure transducer, it is set to calculate the horizontal stroke under device coordinate system Axle, by the line between described second pressure transducer and described 4th pressure transducer, is set to described calculating device coordinate The longitudinal axis under Xi；Described first reference point is set to the initial point under described calculating device coordinate system；And will by described transverse axis, The coordinate system that the longitudinal axis and initial point are constituted, is set to calculate device coordinate system；Described processing unit 53 specifically for: by described meter The cursor that initial point under calculation device coordinate system is mapped as on described screen is presently in location point, by described calculating device coordinate system Under X direction be mapped as the horizontal direction under screen coordinate system, by under described calculating device coordinate system y direction map For the vertical direction under screen coordinate system；Utilize pre-set to sit for characterizing described calculating device coordinate system and described screen The mapping ruler of the proportionate relationship between mark system, according to the first force value under described calculating device coordinate system and the 3rd force value Between the first difference, calculate the horizontal displacement vector of the horizontal direction that described light is marked under described screen coordinate system, according to institute State the second difference between the second force value and the 4th force value calculated under device coordinate system, calculate described light and be marked on described screen The vertical displacement vectors of the vertical direction under curtain coordinate system.
Optionally, described processing unit 53 is additionally operable to: when detect by user press described touch pad to described first to After the force value that 4th pressure transducer produces respectively, before determining horizontal displacement vector vertical displacement vectors, sentence Whether disconnected described first to fourth force value is all higher than preset pressure threshold value, if it is, be defined as described pressing operation having The pressing operation of effect, and according to force value produced by described effective pressing operation, determine horizontal displacement vector vertical displacement Vector；Otherwise, described pressing operation is defined as invalid pressing operation, and ignores the produced pressure of described invalid pressing operation Force value.
Based on identical technology design, the embodiment of the present invention also provides for a kind of controlling the system that cursor moves, and Fig. 6 shows A kind of structural representation controlling the system that cursor moves in the embodiment of the present invention, as shown in Figure 6, this system includes:
Remote controller 61 and display device 62；
Described remote controller 61 includes: touch pad 601, first to fourth pressure transducer 602, first processor 603；
Described first to fourth pressure transducer 602, is arranged on the downside of described touch pad 601, described first pressure sensing Device and described 3rd pressure transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure sensing Device and described 4th pressure transducer may be contained within vertical direction and be oppositely arranged along described first reference point and described first to 4th pressure transducer is in same plane, is pressed described touch pad to being distributed in described four sides for detection by user To the force value that produces respectively of first to fourth pressure transducer；
Described first processor 603, for according to the first force value and the 3rd force value and described first and described the Three pressure transducers distance respectively and between described first reference point, determines the horizontal position that light is marked in the horizontal direction of screen Move vector, and according to the second force value and the 4th force value and described second and described 4th pressure transducer respectively with institute State the distance between the first reference point, determine the vertical displacement vectors that described light is marked in the vertical direction of described screen；And will The horizontal displacement vector vertical displacement vectors determined is sent to described display device 62；Wherein, described first to fourth pressure Force value is detected by described first to fourth pressure transducer successively；
Described display device 62, for according to the horizontal displacement vector vertical displacement vectors received, controlling described light Mark moves on the screen.
Optionally, described first processor 603 specifically for: according to described first and described 3rd pressure transducer respectively And the distance between described first reference point, determines respectively for representing described first pressure transducer and described first reference First parameter of the distance between point and for representing the distance between described 3rd pressure transducer and described first reference point The 3rd parameter；The product of described first force value Yu described first parameter is defined as the first product, and by described 3rd pressure Force value is defined as the 3rd product with the product of described 3rd parameter, according to the difference of described first product Yu described 3rd product, Determine the horizontal displacement vector that light is marked in the horizontal direction of screen；Distinguish according to described second and described 4th pressure transducer And the distance between described first reference point, determines respectively for representing described second pressure transducer and described first reference Second parameter of the distance between point and for representing the distance between described 4th pressure transducer and described first reference point The 4th parameter；The product of described second force value Yu described second parameter is defined as the second product, and by described 4th pressure Force value is defined as the 4th product with the product of described 4th parameter, according to the difference of described second product Yu described 4th product, Determine the vertical displacement vectors that light is marked in the horizontal direction of screen；Wherein, first～the 4th parameter can be weighted value or vector.
Based on identical technology design, the embodiment of the present invention also provides for the system that another kind of control cursor moves, and Fig. 7 illustrates The another kind of structural representation controlling the system that cursor moves in the embodiment of the present invention, as it is shown in fig. 7, this system includes:
Remote controller 71 and display device 72；
Described remote controller 71 includes: touch pad 701, first to fourth pressure transducer 702, transmitting element 703；
Described first to fourth pressure transducer 702, is arranged on the downside of described touch pad 701, described first pressure sensing Device and described 3rd pressure transducer may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure sensing Device and described 4th pressure transducer may be contained within vertical direction and be oppositely arranged along described first reference point and described first to 4th pressure transducer is in same plane, is pressed described touch pad to being distributed in described four direction for detection by user The force value that produces respectively of first to fourth pressure transducer；
Described transmitting element 703, for first to fourth pressure that will be detected by described first to fourth pressure transducer Force value, is sent to described display device 72；
Described display device 72, for according to described first force value and the 3rd force value and described first and described 3rd pressure transducer distance respectively and between described first reference point, determines the level that light is marked in the horizontal direction of screen Displacement vector, and according to described second force value and the 4th force value and described second and described 4th pressure transducer divide Distance between other and described first reference point, determines that the vertical displacement that described light is marked in the vertical direction of described screen is vowed Amount；And according to the horizontal displacement vector vertical displacement vectors received, control described cursor and move on the screen.
Optionally, described display device 72 specifically for: according to described first and described 3rd pressure transducer respectively with Distance between described first reference point, determines respectively for representing described first pressure transducer and described first reference point Between distance the first parameter and for representing distance between described 3rd pressure transducer and described first reference point 3rd parameter；The product of described first force value Yu described first parameter is defined as the first product, and by described 3rd pressure Value is defined as the 3rd product, according to the difference of described first product Yu described 3rd product, really with the product of described 3rd parameter Determine the horizontal displacement vector that light is marked in the horizontal direction of screen；According to described second and described 4th pressure transducer respectively with Distance between described first reference point, determines respectively for representing described second pressure transducer and described first reference point Between distance the second parameter and for representing distance between described 4th pressure transducer and described first reference point 4th parameter；The product of described second force value Yu described second parameter is defined as the second product, and by described 4th pressure Value is defined as the 4th product, according to the difference of described second product Yu described 4th product, really with the product of described 4th parameter Determine the vertical displacement vectors that light is marked in the horizontal direction of screen；Wherein, first～the 4th parameter can be all weighted value or vector.
The present invention is with reference to method, equipment (system) and the flow process of computer program according to embodiments of the present invention Figure and/or block diagram describe.It should be understood that can the most first-class by computer program instructions flowchart and/or block diagram Flow process in journey and/or square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided Instruction is to general purpose computer, special-purpose computer, Embedded Processor or the processor of other programmable data processing device so that The instruction performed by the processor of this computer or other programmable data processing device can a stream in flowchart The function specified in journey or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and computer or other programmable data processing device can be guided with spy Determine in the computer-readable memory that mode works so that the instruction being stored in this computer-readable memory produces and includes referring to Make the manufacture of device, this command device realize at one flow process of flow chart or multiple flow process and/or one square frame of block diagram or The function specified in multiple square frames.
These computer program instructions also can be loaded in computer or other programmable data processing device so that at meter Perform sequence of operations step on calculation machine or other programmable devices to produce computer implemented process, thus at computer or The instruction performed on other programmable devices provides for realizing at a flow process of flow chart or multiple flow process and/or block diagram A square frame or multiple square frame in the step of function specified.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation Property concept, then can make other change and amendment to these embodiments.So, claims are intended to be construed to include excellent Select embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and the modification essence without deviating from the present invention to the present invention God and scope.So, if these amendments of the present invention and modification belong to the scope of the claims in the present invention and equivalent technologies thereof Within, then the present invention is also intended to comprise these change and modification.

Claims (12)

1. the calculating device of a light target displacement vector, it is characterised in that this device includes:
Touch pad；
Being arranged on first to fourth pressure transducer on the downside of touch pad, described first pressure transducer passes with described 3rd pressure Sensor may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer with described 4th pressure pass Sensor may be contained within vertical direction and is oppositely arranged along described first reference point and described first to fourth pressure transducer is all located In same plane, pressed described touch pad for detection by user and first to fourth pressure being distributed in described four direction is passed The force value that sensor produces respectively；
Processing unit, for according to the first force value and the 3rd force value and described first and described 3rd pressure transducer Distance respectively and between described first reference point, determines the horizontal displacement vector that light is marked in the horizontal direction of screen, and root According to the second force value and the 4th force value and described second and described 4th pressure transducer respectively with described first reference point Between distance, determine the vertical displacement vectors that described light is marked in the vertical direction of described screen；Wherein, described first to Four force value are detected by described first to fourth pressure transducer successively.
2. device as claimed in claim 1, it is characterised in that described processing unit specifically for:
According to described first and described 3rd pressure transducer distance respectively and between described first reference point, determine respectively For representing the first parameter of the distance between described first pressure transducer and described first reference point and for representing described 3rd parameter of the distance between the 3rd pressure transducer and described first reference point；By described first force value and described first The product of parameter is defined as the first product, and the product of described 3rd force value with described 3rd parameter is defined as the 3rd takes advantage of Long-pending, according to the difference of described first product Yu described 3rd product, determine the horizontal displacement that light is marked in the horizontal direction of screen Vector；
According to described second and described 4th pressure transducer distance respectively and between described first reference point, determine respectively For representing the second parameter of the distance between described second pressure transducer and described first reference point and for representing described 4th parameter of the distance between the 4th pressure transducer and described first reference point；By described second force value and described second The product of parameter is defined as the second product, and the product of described 4th force value with described 4th parameter is defined as the 4th takes advantage of Long-pending, according to the difference of described second product Yu described 4th product, determine the vertical displacement that light is marked in the horizontal direction of screen Vector.
3. device as claimed in claim 1, it is characterised in that described first pressure transducer and described 3rd pressure transducer Being symmetrical arranged along described first reference point, described second pressure transducer and described 4th pressure transducer are along described first reference Point symmetry is arranged；Further, described first to fourth pressure transducer air line distance away from described first reference point is equal.
4. device as claimed in claim 3, it is characterised in that described processing unit is additionally operable to:
Before determining described horizontal displacement vector vertical displacement vectors, by described first pressure transducer and described 3rd pressure Line between force transducer, is set to calculate the transverse axis under device coordinate system, will described second pressure transducer and described the Line between four pressure transducers, is set to the longitudinal axis under described calculating device coordinate system；Described first reference point is arranged For the initial point under described calculating device coordinate system；And the coordinate system being made up of described transverse axis, the longitudinal axis and initial point, it is set to meter Calculate device coordinate system；
Described processing unit specifically for: the initial point under described calculating device coordinate system is mapped as the cursor on described screen work as Front present position point, is mapped as the horizontal direction under screen coordinate system by the X direction under described calculating device coordinate system, will Y direction under described calculating device coordinate system is mapped as the vertical direction under screen coordinate system；Utilize pre-set for Characterize the mapping ruler of proportionate relationship between described calculating device coordinate system and described screen coordinate system, calculate dress according to described Put the first difference between the first force value under coordinate system and the 3rd force value, calculate described light and be marked on described screen coordinate system Under the horizontal displacement vector of horizontal direction, according to the second force value under described calculating device coordinate system and the 4th force value it Between the second difference, calculate described light and be marked on the vertical displacement vectors of the vertical direction under described screen coordinate system.
5. the device as according to any one of claim 1-4, it is characterised in that described processing unit is additionally operable to: when detecting After being pressed, by user, the force value that described first to fourth pressure transducer is produced by described touch pad respectively, determining water Before prosposition moves vector vertical displacement vectors, it is judged that whether described first to fourth force value is all higher than preset pressure threshold value, If it is, described pressing operation to be defined as effective pressing operation, and press according to produced by described effective pressing operation Force value, determines horizontal displacement vector vertical displacement vectors；Otherwise, described pressing operation is defined as invalid pressing operation, And ignore force value produced by described invalid pressing operation.
6. one kind controls the system that cursor moves, it is characterised in that this system includes: remote controller and display device；
Described remote controller includes: touch pad, first to fourth pressure transducer, first processor；
Described first to fourth pressure transducer, is arranged on the downside of described touch pad, described first pressure transducer and described the Three pressure transducers may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer and described the Four pressure transducers may be contained within vertical direction and are oppositely arranged along described first reference point and described first to fourth pressure biography Sensor is in same plane, is pressed described touch pad to being distributed in the first of described four direction to for detection by user The force value that four pressure transducers produce respectively；
Described first processor, for according to the first force value and the 3rd force value and described first and described 3rd pressure Sensor distance respectively and between described first reference point, determines that the horizontal displacement that light is marked in the horizontal direction of screen is vowed Amount, and according to the second force value and the 4th force value and described second and described 4th pressure transducer respectively with described the Distance between one reference point, determines the vertical displacement vectors that described light is marked in the vertical direction of described screen；And will determine The horizontal displacement vector vertical displacement vectors gone out is sent to described display device；Wherein, described first to fourth force value depends on Secondary detected by described first to fourth pressure transducer；
Described display device, for according to the horizontal displacement vector vertical displacement vectors received, controlling described light and be marked on institute State and move on screen.
7. one kind controls the system that cursor moves, it is characterised in that this system includes: remote controller and display device；
Described remote controller includes: touch pad, first to fourth pressure transducer, transmitting element；
Described first to fourth pressure transducer, is arranged on the downside of described touch pad, described first pressure transducer and described the Three pressure transducers may be contained within horizontal direction and be oppositely arranged along the first reference point, described second pressure transducer and described the Four pressure transducers may be contained within vertical direction and are oppositely arranged along described first reference point and described first to fourth pressure biography Sensor is in same plane, is pressed described touch pad to being distributed in the first of described four direction to for detection by user The force value that four pressure transducers produce respectively；
Described transmitting element, for first to fourth force value that will be detected by described first to fourth pressure transducer, sends out Give described display device；
Described display device, for pressing with the 3rd force value and described first and the described 3rd according to described first force value Force transducer distance respectively and between described first reference point, determines that the horizontal displacement that light is marked in the horizontal direction of screen is vowed Amount, and according to described second force value and the 4th force value and described second and described 4th pressure transducer respectively with institute State the distance between the first reference point, determine the vertical displacement vectors that described light is marked in the vertical direction of described screen；And root According to vertical displacement vectors described in described horizontal displacement vector, control described cursor and move on the screen.
8. the computational methods of a light target displacement vector, it is characterised in that the method includes:
Detection is pressed touch pad by user and produces first to fourth pressure transducer being distributed in four different directions respectively Force value；Wherein, described first to fourth pressure transducer is arranged on the downside of touch pad and described first to fourth pressure Sensor is in same plane, and described first pressure transducer and described 3rd pressure transducer may be contained within horizontal direction also Be oppositely arranged along the first reference point, described second pressure transducer may be contained within vertical direction also with described 4th pressure transducer It is oppositely arranged along described first reference point；
According to the first force value and the 3rd force value and described first and described 3rd pressure transducer respectively with described first Distance between reference point, determines the horizontal displacement vector that light is marked in the horizontal direction of screen, and according to the second force value with 4th force value and described second and described 4th pressure transducer distance respectively and between described first reference point, really Fixed described light is marked on the vertical displacement vectors in the vertical direction of described screen；Wherein, described first to fourth force value is successively Detected by described first to fourth pressure transducer.
9. method as claimed in claim 8, it is characterised in that the described horizontal position determining that light is marked in the horizontal direction of screen Move vector vertical displacement vectors, including:
According to described first and described 3rd pressure transducer distance respectively and between described first reference point, determine respectively For representing the first parameter of the distance between described first pressure transducer and described first reference point and for representing described 3rd parameter of the distance between the 3rd pressure transducer and described first reference point；By described first force value and described first The product of parameter is defined as the first product, and the product of described 3rd force value with described 3rd parameter is defined as the 3rd takes advantage of Long-pending, according to the difference of described first product Yu described 3rd product, determine the horizontal displacement that light is marked in the horizontal direction of screen Vector；
According to described second and described 4th pressure transducer distance respectively and between described first reference point, determine respectively For representing the second parameter of the distance between described second pressure transducer and described first reference point and for representing described 4th parameter of the distance between the 4th pressure transducer and described first reference point；By described second force value and described second The product of parameter is defined as the second product, and the product of described 4th force value with described 4th parameter is defined as the 4th takes advantage of Long-pending, according to the difference of described second product Yu described 4th product, determine the vertical displacement that light is marked in the horizontal direction of screen Vector.
10. method as claimed in claim 8, it is characterised in that described first pressure transducer and described 3rd pressure sensing Device is symmetrical arranged along described first reference point, and described second pressure transducer and described 4th pressure transducer are along described first ginseng Examination point is symmetrical arranged；Further, described first to fourth pressure transducer air line distance away from described first reference point is equal.
11. methods as claimed in claim 10, it is characterised in that determining described horizontal displacement vector vertical displacement vectors Before, the method also includes:
By the line between described first pressure transducer and described 3rd pressure transducer, it is set to calculate under device coordinate system Transverse axis, by the line between described second pressure transducer and described 4th pressure transducer, be set in advance as described calculating The longitudinal axis under device coordinate system；Described first reference point is set to the initial point under described calculating device coordinate system；And will by institute State the coordinate system that transverse axis, the longitudinal axis and initial point are constituted, be set to calculate device coordinate system；
Described horizontal displacement vector the hanging down in the vertical direction of described screen determining that light is marked in the horizontal direction of screen Straight displacement vector, including:
The cursor that initial point under described calculating device coordinate system is mapped as on described screen is presently in location point, by described meter The X direction calculated under device coordinate system is mapped as the horizontal direction under screen coordinate system, by under described calculating device coordinate system Y direction is mapped as the vertical direction under screen coordinate system；Utilize pre-set for characterizing described calculating device coordinate system And the mapping ruler of the proportionate relationship between described screen coordinate system, according to the first force value under described calculating device coordinate system And the first difference between the 3rd force value, calculates described light and is marked on the horizontal displacement of the horizontal direction under described screen coordinate system Vector, according to the second difference between the second force value and the 4th force value under described calculating device coordinate system, calculates described Light is marked on the vertical displacement vectors of the vertical direction under described screen coordinate system.
12. methods as according to any one of claim 8-11, it is characterised in that pressed described touch by user detecting After the force value that described first to fourth pressure transducer is produced by plate respectively, determining the vertical position of horizontal displacement vector Before moving vector, the method also includes:
Judge whether described first to fourth force value is all higher than preset pressure threshold value, if it is, by true for described pressing operation It is set to effective pressing operation, and according to force value produced by described effective pressing operation, determines that horizontal displacement vector is hung down Straight displacement vector；Otherwise, described pressing operation is defined as invalid pressing operation, and ignores described invalid pressing operation and produced Raw force value.
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CN203217498U (en) * 2013-04-17 2013-09-25 上海理工大学 Six-degree-of-freedom optomagnetic three-dimensional mouse device
CN103440076A (en) * 2013-08-18 2013-12-11 江苏物联网研究发展中心 Three-dimensional multiple-point type touch screen based on thin film pressure sensors and triaxial accelerometer

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CN112257269A (en) * 2020-10-23 2021-01-22 中国船舶科学研究中心 Method for determining relative slippage form between layers of marine flexible pipeline
CN112257269B (en) * 2020-10-23 2023-05-12 中国船舶科学研究中心 Method for determining relative slippage morphology between ocean flexible pipeline layers
CN115061598A (en) * 2022-07-26 2022-09-16 联宝(合肥)电子科技有限公司 Touch panel of electronic device and electronic device

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